Rusting is a chemical reaction between iron and oxygen. over time, the mass of a rusting nail
gradually increases. does this mean that this chemical reaction does not obey the law of
conservation of mass? explain.

Write the balanced chemical equation forphotosynthesis.

Explain why autonomous underwater explorers (aue) will provide entirely new kinds of information about ocean processes

Which pair of sentences is describing the same velocity? a. a car is parked. a car is moving in circles. b. a bus drives 40 miles per hour north. a truck drives 50 miles per hour north. c. a boy walks east at 6 kilometers per hour. a girl walks west at the same speed as the boy. d. valerie rides her bike south at 8 kilometers per hour. owen jogs south at 8 kilometers per hour.